/Engine/Source/Editor/ContentBrowserData/Public/ContentBrowserItemData.h
Delegate used to finalize the creation of the temporary item, and return the real item
typedef TBaseDelegate_ThreeParams< [FContentBrowserItemData](API\Editor\ContentBrowserData\FContentBrowserItemData), const [FContentBrowserItemData](API\Editor\ContentBrowserData\FContentBrowserItemData) &, const [FString](API\Runtime\Core\Containers\FString) &, [FText](API\Runtime\Core\Internationalization\FText) * > FOnFinalizeItem